From owner-freebsd-stable@FreeBSD.ORG Fri Apr 11 12:39:13 2014 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 310213D8; Fri, 11 Apr 2014 12:39:13 +0000 (UTC) Received: from mail0.glenbarber.us (mail0.glenbarber.us [IPv6:2607:fc50:1:2300:1001:1001:1001:face]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mail0.glenbarber.us", Issuer "Gandi Standard SSL CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id EF94712D0; Fri, 11 Apr 2014 12:39:12 +0000 (UTC) Received: from glenbarber.us (c-71-224-221-174.hsd1.nj.comcast.net [71.224.221.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) (Authenticated sender: gjb) by mail0.glenbarber.us (Postfix) with ESMTPSA id A84B29C8C; Fri, 11 Apr 2014 12:39:10 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.8.3 mail0.glenbarber.us A84B29C8C Authentication-Results: mail0.glenbarber.us; dkim=none reason="no signature"; dkim-adsp=none Date: Fri, 11 Apr 2014 08:39:09 -0400 From: Glen Barber To: Aleksandr Rybalko Subject: Re: Minor vt issue (probably a race) Message-ID: <20140411123909.GD11570@glenbarber.us> References: <20140411000147.GA11570@glenbarber.us> <20140411144541.f22a46af95a8f89e62381e9a@freebsd.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="k4f25fnPtRuIRUb3" Content-Disposition: inline In-Reply-To: <20140411144541.f22a46af95a8f89e62381e9a@freebsd.org> X-Operating-System: FreeBSD 11.0-CURRENT amd64 X-SCUD-Definition: Sudden Completely Unexpected Dataloss X-SULE-Definition: Sudden Unexpected Learning Event User-Agent: Mutt/1.5.23 (2014-03-12) Cc: Kevin Oberman , FreeBSD-STABLE Mailing List X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 11 Apr 2014 12:39:13 -0000 --k4f25fnPtRuIRUb3 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Apr 11, 2014 at 02:45:41PM +0300, Aleksandr Rybalko wrote: > Glen, if you about broken Xorg screen, then I should say - > kern.vt.suspendswitch sysctl designed to help with that. So if you have > value other than zero, machine going to ttyv0 before suspend, and back > on resume. This is make notification to Xorg or drm to redraw (maybe > even reallocate FB memory used by Xorg). >=20 No, what I mean is since this change, it seems X no longer suffers performance after resume. I can deal with occasionally needing to manually hit - but I think something in this change fixed something else unexpectedly. So thanks. :) Glen --k4f25fnPtRuIRUb3 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (FreeBSD) iQIcBAEBCAAGBQJTR+JsAAoJELls3eqvi17QKqsP/3Z9pLUE3sS+qVEkkvXjUypt L8FrtIgZP2z9dmXg1i6QPliNMc2jmMYcyDxFx3vXCxRi4tBcnbiRtH2R8bFdsxoO jgNbm20CVtU0QLcmgJs9IqnV1bSrgdmRFyNqBUavUSel11mF8so/Sn4phTFYd5Lw 7msnWANdchwqS/I3UdYDp2ezqui27N9BemCQbSl8rCO25D4KFSbXXmTaODopMMuB A4NIvTpWf0g94IbdMRtn5zFesrT9fHRqKThxXtGdCkM5Cc2xEbt9mhE0c6aWFDAS OnabSeOh1XD5HqodY0fBXupHL1s6rX5sBOpQ5LV2ti95Xyl01HkZxFYHQx9LSErh ym6Hf/FUYU6ZV6NUTc9zmwnnbRRBxGv+LXXZTYgiI35iYEY5dbSjk7koap7bR26K JMl6D9gkLmr/wKahMw9fh0bncCd03IW1l9aHwl5WITAqn3I/L2d8PWcWGXPyDYYZ rlJ3gSceF3uP5dYK9ZDJdIxm0PK2zOp/F7fEAPEgrUZlBxcfYF/Y/Zhn6lzw/LGC c9zqiDUG/GAlOtp4OFCK4lH3n8A3z8d+FmMaLnC8znz8dd85MZkbeVKLUnl5XdwQ zZPnr4jgxaQiy1+EwO7mcTx4jbyN3YhtvhYCqO2sf57AcXDSaywlQgc+kXQ6OXee bDSIHtHNmLcBKCJSHz0+ =141a -----END PGP SIGNATURE----- --k4f25fnPtRuIRUb3--